<html>
        <head>
            <link rel="stylesheet" href="myclass.css" type="text/css">
                <meta charset="UTF-8">
                <title>CSS引入第三种方式，定义内部样式代码块</title>
        </head>
        <body>
    <a id="lz">兰州</a>
    <a id="sh">上海</a>
    <a id="bj" class="myclass">北京</a>
    <a id="rb" class="myclass">日本</a>

    <div>
            <img src="img1/102.jpg"/>
    </div>
    
    </body>

</html>